| Acestes Pte Ltd | Island Wide | - | OM | CSO | Toa Payoh |
| Triple ‘S’ Protection Pte Ltd | Island Wide | - | OM | SO | Tampines |
| PICO Guards Pte Ltd | Island Wide | - | OE | Nil | Ang Mo Kio |
| Prospect Protection Pte Ltd | West | Industrial / Factory | SO | SO | Bukit Gombak |
| PICO Guards Pte Ltd | North | Data Centre | SS | SS | Ang Mo Kio |
| Soverus Pte Ltd | South | In-House | SS | SS | Jurong East |
| Aigle Security Pte Ltd | Island Wide | - | OE | SSS | Clementi |
| Union Security Services Pte Ltd | North | Healthcare | SO | SO | Woodlands South |
| Kingston Property Maintenance Services Pte Ltd | Island Wide | - | OE | SSS | Tampines West |
| Peregrine Security Pte. Ltd. | Central | - | SSO | SSO | Bukit Batok |
| Eagle I Security Services Pte Ltd | East | Commercial | SO | SO | Bras Basah |
| Inhouse Employer | Central | Mix-Development | Security Mgt | CSO | Marsiling |
| Prosec Services Pte Ltd | East | Data Centre | SSS | SS | Hougang |
| G4S Secure Solutions (Singapore) Pte Ltd | East | In-House | SSO | SSO | - |
| Inhouse Employer | North | Industrial / Factory | SSO | SO | Yishun |
| Inhouse Employer | Island Wide | Construction | OM | CSO | Bukit Batok |
| SATS Ltd | Island Wide | - | OM | CSO | Boon Lay |
| ProtectPlus Pte Ltd | Island Wide | - | OE | SSO | Jurong East |
| AGS Integration Pte. Ltd. | Island Wide | - | OE | SS | Marsiling |
| PICO Guards Pte Ltd | North | Industrial / Factory | SO | SO | Bras Basah |
| Crowne Plaza Changi Airport | East | Hotel | Security Mgt | SSO | Simei |
| Inhouse Employer | South | In-House | SO | SO | Bras Basah |
| Inhouse Employer | West | In-House | OM | SSS | Yishun |
| Total Protection Solutions Pte Ltd | Island Wide | - | OM | SSS | Sengkang |
| Elitez Security Pte Ltd | Central | Commercial | SSS | SSS | Yishun |
